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Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : STEFFLER, MICHAEL W.
Total Assignments: 8
Assignment: 1
Reel/Frame:005037/0909   Pages: 1
Recorded: 02/02/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
01/30/1989
2
Exec Dt:
01/30/1989
Assignee
1
420 E. ALCOTT
KALAMAZOO, MICHIGAN 49001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07305901
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS
2026 RAMBLING ROAD
KALAMAZOO, MI 49008
Assignment: 2
Reel/Frame:005809/0833   Pages: 2
Recorded: 07/31/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
07/30/1991
2
Exec Dt:
07/30/1991
3
Exec Dt:
07/30/1991
Assignee
1
420 E. ALCOTT
KALAMAZOO, MICHIGAN 49001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07738526
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS
2026 RAMBLING ROAD
KALAMAZOO, MI 49008
Assignment: 3
Reel/Frame:005860/0080   Pages: 2
Recorded: 09/30/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
09/30/1991
2
Exec Dt:
09/30/1991
3
Exec Dt:
09/30/1991
Assignee
1
A CORPORATION OF MI
420 E. ALCOTT,
KALAMAZOO, MICHIGAN 49001
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07769004
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS
2026 RAMBLING ROAD
KALAMAZOO, MI 49008
Assignment: 4
Reel/Frame:006866/0072   Pages: 9
Recorded: 01/10/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/29/1993
2
Exec Dt:
11/22/1993
3
Exec Dt:
11/17/1993
4
Exec Dt:
11/22/1993
5
Exec Dt:
11/22/1993
Assignee
1
2725 FAIRFIELD ROAD
KALAMAZOO, MICHIGAN 49003
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08157691
Correspondence name and address
RONALD J. TANIS
FLYNN, THIEL, BOUTELL & TANIS P.C.
2026 RAMBLING ROAD
KALAMAZOO, MI 49008-1699
Assignment: 5
Reel/Frame:017341/0224   Pages: 12
Recorded: 03/21/2006
Attorney Dkt #:3007.P0315US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
06/24/2005
2
Exec Dt:
06/24/2005
3
Exec Dt:
06/28/2005
4
Exec Dt:
06/24/2005
5
Exec Dt:
06/24/2005
6
Exec Dt:
06/24/2005
7
Exec Dt:
06/24/2005
8
Exec Dt:
06/24/2005
9
Exec Dt:
06/24/2005
10
Exec Dt:
06/24/2005
11
Exec Dt:
06/24/2005
12
Exec Dt:
03/10/2006
Assignee
1
2725 FAIRFIELD ROAD, P.O. BOX 4085
KALAMAZOO, MICHIGAN 49003-4085
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11172434
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS, P.C.
2026 RAMBLING ROAD
KALAMAZOO, MI 49008-1631
Assignment: 6
Reel/Frame:029313/0833   Pages: 4
Recorded: 11/16/2012
Attorney Dkt #:143667.147055
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/07/2012
2
Exec Dt:
11/08/2012
3
Exec Dt:
11/08/2012
4
Exec Dt:
11/07/2012
5
Exec Dt:
11/08/2012
6
Exec Dt:
11/07/2012
7
Exec Dt:
11/07/2012
8
Exec Dt:
11/06/2012
Assignee
1
2825 AIRVIEW BOULEVARD
KALAMAZOO, MICHIGAN 49002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
13673393
Correspondence name and address
WARNER NORCROSS & JUDD LLP
111 LYON STREET, N.W.
900 FIFTH THIRD CENTER
GRAND RAPIDS, MI 49503-2487
Assignment: 7
Reel/Frame:032480/0573   Pages: 4
Recorded: 03/20/2014
Attorney Dkt #:143667.153338 (P-413C)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/21/2013
2
Exec Dt:
03/21/2013
3
Exec Dt:
03/20/2013
4
Exec Dt:
03/25/2013
5
Exec Dt:
03/20/2013
6
Exec Dt:
03/22/2013
7
Exec Dt:
03/22/2013
8
Exec Dt:
03/22/2013
Assignee
1
2825 AIRVIEW BOULEVARD
KALAMAZOO, MICHIGAN 49002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
14212367
Correspondence name and address
WARNER NORCROSS & JUDD LLP
111 LYON STREET, N.W.
900 FIFTH THIRD CENTER
GRAND RAPIDS, MI 49503-2487
Assignment: 8
Reel/Frame:054994/0630   Pages: 4
Recorded: 01/22/2021
Attorney Dkt #:143667.158187 (P-413D)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
03/13/2014
2
Exec Dt:
03/14/2014
3
Exec Dt:
03/13/2014
4
Exec Dt:
03/14/2014
5
Exec Dt:
03/11/2014
6
Exec Dt:
03/12/2014
7
Exec Dt:
03/14/2014
8
Exec Dt:
03/12/2014
Assignee
1
2825 AIRVIEW BOULEVARD
KALAMAZOO, MICHIGAN 49002
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16529482
Correspondence name and address
WARNER NORCROSS + JUDD LLP
1500 WARNER BUILDING
150 OTTAWA AVENUE NW
GRAND RAPIDS, MI 49503

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